diff --git a/requirements.txt b/requirements.txt
index efc2ae723..81b5e56c6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ python-keycloak>=7.1.1,<8
 PyYAML>=6.0.3
 
 langgraph==1.2.12
-langchain-core==1.6.5
+langchain-core==1.6.6
 langchain-openai==1.6.6
 pydantic==2.13.5